• Country
• United States of America (USA)

• Manufacturer / Brand
• General Electric Co. (GE); Bridgeport CT, Syracuse NY

• Year
• 1951 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 97595

• • Brand: Musaphonic

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 4

• Valves / Tubes
• 6J6 6J6 6J6 5Y3

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Alternating Current supply (AC) / 105-125 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: ST-4A Sweep Generator - General Electric Co. GE;

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 10.75 x 19.25 x 10 inch / 273 x 489 x 254 mm

• Notes
• Bands:
  A) 4 MHz – 110 MHz,
  B) 170 MHz – 220 MHz;
  Sweep amplitude: 500 kHz – 15 MHz.
  Output amplitude: > 0.1 V for band A and > 0.5 V for band B;
  Output impedance: 20 to 60 Ω according to attenuator position.

• Price in first year of sale
• 395.00 $

• Literature/Schematics (1)
• 1951 Newark catalog Nº 51

• Literature/Schematics (2)
• -- Schematic

• Author
• Model page created by Vitor Oliveira. See "Data change" for further contributors.

• Other Models

• Here you find 2919 models, 2142 with images and 2045 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from General Electric Co. (GE); Bridgeport CT, Syracuse NY